Shellfish allergies are the most common adult-onset food allergies.
Shellfish allergy is an reaction by the body's immune system to proteins in certain marine animals. Such as shrimp, crabs, lobster, squid, oysters, snails.
SYMPTOMS
PREVENTIVE MEASURES:
if you have shellfish allergy, the only way to avoid an allergic reaction is to avoid all shellfish and products that contain shellfish.
Diagnosis: Clinical examination,history is very important. Skin prick test, Blood test,IgE test.
HOMOEOPATHIC MANAGEMENT:
Few homoeopathic medicines which can help in this cases are as colch, graph, phos, zinc,nat mur. Though you need proper constitutional treatment for it .